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  6. 09-04-2024

Williamsons Creek

Corangamite

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CO_WIL010 Barwon River Catchment

Tuesday 9th April 2024 13:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
68.86%
Dissolved Oxygen mg/L
6.8mg/L
Electrical Conductivity
1901µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.1mg/L P
Temperature - AIR
13.1° C
Temperature - WATER
15.7° C
Turbidity - NTU
17NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week 7.00
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
2m
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 20
Image
Mayfly nymph (Ephemeroptera) 7 10
Image
Damselfly Nymph (Odonata) 6 120
Image
Freshwater Shrimp/Prawn (Atyidae) 5 5
Image
Water mites (Acarina) 5 50
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 50
Image
Freshwater Snails (Gastropoda) 3 30
Image
Side Swimmer/Scud (Amphipoda) 4 500
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 805 Total score: 43 Overall rating: Very Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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